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Business Administration Assistant Jobs in Riverside, CA

My Office Apps

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Administration Assistant

Irvine, CA · On-site

$23 - $27/hr

Maintain strict confidentiality of sensitive business information * Organize executive documents ... Support contract preparation and sales administration tasks Marketing Department Support * Create ...

My Office Apps

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Administration Assistant

Irvine, CA · On-site

$23 - $27/hr

Maintain strict confidentiality of sensitive business information * Organize executive documents ... Support contract preparation and sales administration tasks Marketing Department Support * Create ...

Land N Sea

Administration Assistant

Lake Mathews, CA · On-site

$22 - $26/hr

We are seeking a dependable, experienced individual to assist with invoicing and admisistrative support for our diesel repair business. * Minmum in 10 years experience working in an automotive repair ...

CONFIDENTIAL

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Benefits Specialist

Orange, CA · On-site

$26 - $30/hr

Support departmental projects and initiatives related to benefits administration. * Assist with ... Education: Associate's degree required; bachelor's degree in Human Resources, Business ...

CONFIDENTIAL

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Compensation Specialist

Orange, CA · On-site

$26 - $30/hr

Support departmental projects and initiatives related to compensation administration. * Assist with ... Education: Associate's degree required; bachelor's degree in Human Resources, Business ...

Clarvida

Business Operations Analyst

Orange, CA · On-site +1

$85K - $100K/yr

... administration, compliance initiatives, and strategic operational support. This role partners ... Assist with RFP development, proposal coordination, contract reviews, and operational ...

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All JobsBusiness Administration JobsBusiness Administration Assistant JobsBusiness Administration Assistant Jobs in Riverside, CA

Business Administration Assistant information

See Riverside, CA salary details

$8

$23

$39

How much do business administration assistant jobs pay per hour?

As of Jul 28, 2026, the average hourly pay for business administration assistant in Riverside, CA is $23.98, according to ZipRecruiter salary data. Most workers in this role earn between $18.80 and $25.10 per hour, depending on experience, location, and employer.

How much is an admin assistant's salary?

The salary of a business administration assistant typically ranges from $30,000 to $50,000 per year, depending on experience, location, and the industry. Entry-level positions may start lower, while experienced assistants or those with specialized skills can earn higher wages. Salaries often include benefits such as health insurance and paid time off.

How much does an assistant business administrator make?

The salary of a business administration assistant typically ranges from $35,000 to $55,000 per year, depending on experience, location, and the size of the organization. Entry-level positions may start lower, while experienced assistants with specialized skills can earn higher wages. Certifications in office management or administrative support can also influence salary levels.

What does a business administrative assistant do?

A business administrative assistant provides support with daily office operations, including managing schedules, handling correspondence, organizing files, and preparing reports. They often use office software like Microsoft Office and may coordinate meetings or communicate with clients and staff to ensure smooth workflow.

What does an administration assistant do?

A business administration assistant provides administrative support by handling tasks such as managing correspondence, scheduling appointments, organizing files, and assisting with office operations. They often use office software like Microsoft Office and need strong organizational and communication skills to ensure smooth business functions.

What is the difference between Business Administration Assistant vs Office Coordinator?

AspectBusiness Administration AssistantOffice Coordinator
Primary RoleSupports administrative tasks, manages schedules, and assists with business operationsCoordinates office activities, manages supplies, and oversees daily office functions
Required SkillsOrganizational skills, communication, basic bookkeepingOrganization, multitasking, communication
Work EnvironmentOffice settings, corporate or small business environmentsOffice settings, often in larger organizations or facilities
Common CertificationsAdministrative assistant certification, business coursesAdministrative or office management certifications

While both roles support office functions, a Business Administration Assistant typically handles broader administrative tasks related to business operations, whereas an Office Coordinator focuses on managing daily office activities and logistics. Both roles require strong organizational skills and are commonly found in similar work environments.

What are Business Administration Assistants?

Business Administration Assistants are professionals who provide administrative support to ensure the smooth operation of an organization. Their responsibilities typically include organizing schedules, managing correspondence, preparing reports, and assisting with daily office tasks. They often serve as a point of contact between management, staff, and clients, helping to streamline communication and workflow. This role is vital in maintaining office efficiency and supporting the broader business objectives of the company.

What are the key skills and qualifications needed to thrive as a Business Administration Assistant, and why are they important?

To thrive as a Business Administration Assistant, you need strong organizational skills, attention to detail, and proficiency in basic office tasks, typically supported by an associate degree or relevant certification. Familiarity with office software such as Microsoft Office Suite, scheduling systems, and document management platforms is commonly required. Excellent communication, time management, and problem-solving abilities help you stand out in supporting teams and handling administrative duties. These skills ensure efficient office operations, accurate record-keeping, and effective support for business objectives.

What are some common challenges faced by Business Administration Assistants during their first few months on the job?

New Business Administration Assistants often encounter challenges such as managing competing priorities, adapting to different communication styles within the team, and quickly learning organizational procedures. Balancing administrative tasks like scheduling, data entry, and document management while supporting multiple team members can be demanding at first. However, with proactive communication and effective time management, most assistants quickly become adept at navigating these challenges and supporting smooth office operations.
What are the most commonly searched types of Business Administration jobs in Riverside, CA? The most popular types of Business Administration jobs in Riverside, CA are:
What are popular job titles related to Business Administration Assistant jobs in Riverside, CA? For Business Administration Assistant jobs in Riverside, CA, the most frequently searched job titles are:
What job categories do people searching Business Administration Assistant jobs in Riverside, CA look for? The top searched job categories for Business Administration Assistant jobs in Riverside, CA are:
What cities near Riverside, CA are hiring for Business Administration Assistant jobs? Cities near Riverside, CA with the most Business Administration Assistant job openings:
Business Administration Assistant jobs near you
Infographic showing various Business Administration Assistant job openings in Riverside, CA as of July 2026, with employment types broken down into 1% As Needed, 82% Full Time, 14% Part Time, 1% Temporary, and 2% Contract. Highlights an 93% Physical, 3% Hybrid, and 4% Remote job distribution, with an average salary of $49,873 per year, or $24 per hour.
Administration Assistant

Administration Assistant

My Office Apps

Irvine, CA • On-site

$23 - $27/hr

Full-time

Medical, Dental, Vision, PTO

Posted 20 days ago

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Job description

We are seeking a dynamic and highly organized Administrative Assistant to join our team. In this vital role, you will provide comprehensive administrative support to senior executives, ensuring smooth daily operations and efficient project execution. Your proactive approach, exceptional organizational skills, and ability to manage multiple priorities will help drive our organizational success. This position offers an exciting opportunity to be at the heart of our leadership team, facilitating communication, coordinating projects, and managing essential office functions with enthusiasm and professionalism.

Key Responsibilities

Executive Support

  • Provide direct administrative support to multiple executives, including calendar management, meeting coordination, and travel arrangements
  • Prepare executive-level reports, presentations, and correspondence
  • Manage incoming communications and prioritize responses appropriately
  • Maintain strict confidentiality of sensitive business information
  • Organize executive documents, files, and internal records

Sales Department Support

  • Assist in preparing sales presentations, proposals, and client documentation
  • Maintain CRM records and ensure data accuracy
  • Track sales metrics and generate performance reports
  • Coordinate client meetings, follow-ups, and documentation
  • Support contract preparation and sales administration tasks

Marketing Department Support

  • Create and edit marketing materials and branded presentations using Canva
  • Draft and schedule social media posts across platforms
  • Assist with campaign coordination and marketing reporting
  • Maintain organized digital marketing assets and content libraries
  • Support email communications and content updates

Administrative & Operational Support

  • Maintained and organized communications between clients, onboarding, and the support team
  • Help with the overall implementation process and documentation
  • Draft, edit, and proofread internal and external communications
  • Coordinate cross-department meetings and track action items
  • Light accounting- Invoicing and bills
  • Assist with research, reporting, and process documentation
  • Support special projects and company-wide initiatives

Qualifications

  • 3-5 years of proven experience in executive administrative support or office management roles with strong organizational skills.
  • Advanced proficiency in Microsoft Office Suite (Word, Excel, PowerPoint, Outlook)
  • Experience using Canva for presentations and marketing materials
  • Familiarity with social media platforms and content posting
  • Strong written and verbal communication skills
  • Exceptional attention to detail and organizational ability
  • High level of professionalism, discretion, and confidentiality
  • Self-motivated, dependable, and solutions-oriented
  • Familiarity with QuickBooks for bookkeeping tasks; experience with basic financial record keeping is a plus.
  • Ability to manage multiple projects simultaneously while maintaining attention to detail under tight deadlines.

Preferred Attributes

  • Experience supporting multiple executives
  • Exposure to sales or marketing operations
  • Strong reporting and data organization skills
  • Knowledge of QuickBooks and some understanding of accounting
  • Expert in Excel and all MS Suite
  • Familiar with AI tools
  • Ability to work independently while collaborating across teams

Benefits and amenities:

Our office location offers a variety of amenities to help you stay well and enjoy your workplace.

  • On-site Yoga Studio
  • Full-service Gym with Shower Facilities
  • Wellness Room
  • On-Site Café
  • Unwind and play a game of corn hole and enjoy the regulation-size Bocce ball court and putting green
  • Game Room & Lounge
  • EV charging station on site
  • Paid time off
  • Health Insurance
  • Dental/Vision

Company Description

My Office Apps Inc. (MOA) is a leading software provider based in Irvine, California. We specialize in designing and developing efficient and cost-effective cloud-based ERP software solutions. Our mission is to empower businesses with innovative tools that enhance productivity and streamline operations.